/*#include<stdio.h>
int main()
{
	printf("%c\n",'\"');
	return 0;}*/
	#include<stdio.h>
	#include<string.h>
	int main()
	
	{
  printf("\a ");
  printf("\a ");
  printf("\a ");
  printf("%c\n",'\167');
  int len = strlen("87\x78");
  
 
  printf("%d\n",len);
 
  
		return 0;
	}
